ui.rffmcb.info - robtex.com

ui.rffmcb.info

DNSSEC⚠️ Not signed
A2606:4700:3035::6815:572e🇺🇸 Cloudflare2606:4700:3035::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
A2606:4700:3035::ac43:8d7f🇺🇸 Cloudflare2606:4700:3035::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
A104.21.87.46Cloudflare104.21.80.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
A172.67.141.127🇺🇸 Cloudflare172.67.128.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
HTTPSHTTP/3, HTTP/2 ✓ hints match
IPv4 hints104.21.87.46, 172.67.141.127
IPv6 hints2606:4700:3035::6815:572e, 2606:4700:3035::ac43:8d7f
ECHX25519, HKDF-SHA256 + AES-128-GCM draft, id=85, name=cloudflare-ech.com

rffmcb.info

DNSSEC⚠️ Not signed
A2606:4700:3035::6815:572e🇺🇸 Cloudflare2606:4700:3035::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
A2606:4700:3035::ac43:8d7f🇺🇸 Cloudflare2606:4700:3035::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
A104.21.87.46Cloudflare104.21.80.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
A172.67.141.127🇺🇸 Cloudflare172.67.128.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
NSalex.ns.cloudflare.com ⭐
NSmillie.ns.cloudflare.com
HTTPSHTTP/3, HTTP/2 ✓ hints match
IPv4 hints104.21.87.46, 172.67.141.127
IPv6 hints2606:4700:3035::6815:572e, 2606:4700:3035::ac43:8d7f
ECHX25519, HKDF-SHA256 + AES-128-GCM draft, id=85, name=cloudflare-ech.com
SOAalex.ns.cloudflare.comdns@cloudflare.com serial=2406734093
⚠️ On DNS blocklist: tif
⚠️ On DNS blocklist: tif

Same first word

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DNS History

8 records (4 active, 4 former)

A104.21.87.46172.67.141.1272606:4700:3035::6815:572e2606:4700:3035::ac43:8d7f188.114.96.0188.114.97.02a06:98c1:3120::2a06:98c1:3121::
●A104.21.87.462026-07-30 → 2026-07-30 · 2 obs
○ 2026-07-24 16:54:36
● 2026-07-30 13:15:10
●A172.67.141.1272026-07-30 → 2026-07-30 · 2 obs
○ 2026-07-24 16:54:36
● 2026-07-30 13:15:10
○A188.114.96.02026-07-24 → 2026-07-24 · 2 obs
● 2026-07-24 16:54:36
○ 2026-07-30 13:15:10
○A188.114.97.02026-07-24 → 2026-07-24 · 2 obs
● 2026-07-24 16:54:36
○ 2026-07-30 13:15:10
●A2606:4700:3035::6815:572e2026-07-30 → 2026-07-30 · 2 obs
○ 2026-07-24 16:54:36
● 2026-07-30 13:15:10
●A2606:4700:3035::ac43:8d7f2026-07-30 → 2026-07-30 · 2 obs
○ 2026-07-24 16:54:36
● 2026-07-30 13:15:10
○A2a06:98c1:3120::2026-07-24 → 2026-07-24 · 2 obs
● 2026-07-24 16:54:36
○ 2026-07-30 13:15:10
○A2a06:98c1:3121::2026-07-24 → 2026-07-24 · 2 obs
● 2026-07-24 16:54:36
○ 2026-07-30 13:15:10

🔍 DNS Trace

📋 Delegation Chain

ZoneNameserversGlue
infoa0.info.afilias-nst.info, a2.info.afilias-nst.info, c0.info.afilias-nst.info-
rffmcb.infoalex.ns.cloudflare.com, millie.ns.cloudflare.com-

✅ Authoritative Response

Server:172.64.33.100

NS records: alex.ns.cloudflare.com, millie.ns.cloudflare.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for rffmcb.info (unsigned zone)

⏱️ Timing

Total: 677ms | Queries: -

📄 Records

TypeCountSample Data
A2104.21.87.46, 172.67.141.127
AAAA22606:4700:3035::6815:572e, 2606:4700:3035::ac43:8d7f
HTTPS1{"priority":1,"target":".","alpn":["h3",

Analysis

IP Addresses

ui.rffmcb.info directs to four IP numbers, which are 104.21.87.46, 172.67.141.127, 2606:4700:3035::6815:572e and 2606:4700:3035::ac43:8d7f.

Two other host names, along with 197111.net, acklamcars.co.uk and systeminews.co.uk, also share IP numbers with ui.rffmcb.info.